Finding the Fourth Proportional to 503,323.18, 694,557.12 and 276,968.68
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Solution
The fourth proportional to 503,323.18, 694,557.12 and 276,968.68 is: 382,200.89
Step by Step Solution
- Step 1: Write the proportion equation
503,323.18 : 694,557.12 = 276,968.68 : x - Step 2: Convert to fraction form
503,323.18/694,557.12 = 276,968.68/x - Step 3: Cross multiply
503,323.18x = 694,557.12 × 276,968.68 - Step 4: Simplify right side
503,323.18x = 192,370,568,711.00 - Step 5: Solve for x
x = 192,370,568,711.00/503,323.18 - Step 6: Final answer
x = 382,200.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.